ESPnet3 Python API Reference

These pages are generated from the Sphinx-rendered docstrings in espnet3/. Use the hand-written guides for concepts and workflows, then follow the links below for exact class, function, argument, and return-value details.

Pipeline and systems

• BaseSystem — common stage API.
• ASRSystem and TTSSystem — task-specific systems.
• run_stages and resolve_stages — CLI dispatch.

Components and data

• DataOrganizer, DatasetBuilder, and DataLoaderBuilder.
• ESPnetLightningModule and BaseMetric.
• collect_stats and instantiate_dataset_reference.

Inference, parallelism, and publication

• InferenceProvider and InferenceRunner.
• get_client and set_parallel.
• InferenceModel, pack_model, and pack_demo.

Related guides

• Stages — stage-by-stage operational documentation.
• Core packages — architecture and component guides.
• Configuration files — recipe YAML reference.
• Contributing — docstring and extension guidance.